Fire-Proof Coating Spacer With Lattice Structure

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Solution Overview

Problem

Existing fire protection coating systems for surfaces require complex measurements and labor-intensive spacer fixation, leading to inefficiencies and high storage costs due to fixed dimensions and arbitrary spacer arrangements.

Innovation Solution

A device featuring an elongated support element with a lattice structure and crimping pliers for easy assembly and adjustable spacing, allowing for quick and adaptable reinforcement of surfaces with reduced spacer numbers and storage needs.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Manufacturing precision

If spacers are fixed to the surface according to a predetermined arrangement, then the fire-resistant coating can be applied with proper spacing, but complex measurements of the surface must be taken beforehand to determine spacer positions

Engineering Contradiction:
Improvespacer positioning precisionVSAvoidmeasurement complexity
Core Design Contradiction:
Manufacturing precisionVSDevice complexity

Solution Approach 1:

The spacer is divided into functionally distinct sections: a first fastening section for surface attachment, spacing means for distance control, and a second fastening section for grid structure attachment. This segmentation allows each component to perform its specific function independently, eliminating the need for complex measurements while ensuring precise spacing.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The spacer is designed to be self-positioning through its integrated spacing means that physically enforce the required distance between the grid structure and the surface. The spacer automatically maintains proper spacing without requiring external measurement or adjustment, simplifying the installation process while ensuring manufacturing precision.

Inventive Principle:
Principle #25Self-service

2Loss of time

If spacers are positioned at arbitrary locations on the surface, then measurement time is saved, but the pattern of arbitrarily arranged spacers will not match the pattern of the grid structure, requiring bending or folding

Engineering Contradiction:
Improvemeasurement timeVSAvoidassembly ease
Core Design Contradiction:
Loss of timeVSEase of manufacture

Solution Approach 1:

The spacer is designed as a universal component that can be attached to various surfaces and grid structures without requiring matching patterns. The first and second fastening sections provide universal attachment capability, while the spacing means universally maintains the required distance, eliminating the need for pattern matching and reducing assembly complexity.

Inventive Principle:
Principle #6Universality (Multi-functionality)

Solution Approach 2:

The spacer incorporates flexible elements that allow it to adapt to different surface geometries and grid patterns. The spacing means can accommodate variations in surface shape and grid arrangement, enabling the spacer to maintain proper spacing while accommodating arbitrary positions without requiring bending or folding of the grid structure.

Inventive Principle:
Principle #15Dynamics

3Manufacturing precision

If spacers are individually fixed to the surface, then proper spacing can be achieved, but the process is very labor-intensive

Engineering Contradiction:
Improvespacing uniformityVSAvoidinstallation speed
Core Design Contradiction:
Manufacturing precisionVSProductivity

Solution Approach 1:

The first and second fastening sections are merged into a single integrated spacer component that performs both surface attachment and grid structure attachment functions. This merging reduces the number of separate operations required, allowing for faster installation while maintaining uniform spacing through the integrated spacing means.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The spacer is designed to self-position and self-attach to both the surface and the grid structure through its integrated fastening sections. The spacing means automatically maintains uniform distance without requiring external adjustment or multiple installation steps, significantly reducing labor intensity while ensuring spacing precision.

Inventive Principle:
Principle #25Self-service

4Ease of manufacture

If wire ends are twisted together and cut off, then the grid structure can be attached to spacers, but this results in waste

Engineering Contradiction:
Improveattachment easeVSAvoidwire waste
Core Design Contradiction:
Ease of manufactureVSLoss of substance

Solution Approach 1:

The wire tying process is extracted and replaced by the integrated fastening sections of the spacer, which provide direct attachment points for both the surface and the grid structure. This eliminates the need for separate wire tying operations and removes the source of wire waste entirely.

Inventive Principle:
Principle #2Taking out (Extraction)

Solution Approach 2:

The spacer's integrated fastening sections provide self-contained attachment mechanisms that eliminate the need for external wire tying. The first fastening section attaches to the surface while the second fastening section attaches to the grid structure, creating a waste-free attachment process that maintains ease of manufacture.

Inventive Principle:
Principle #25Self-service

5Manufacturing precision

If a washer is placed on each spacer at a defined distance, then uniform distance between the grid structure and surface can be ensured, but this adds additional components and steps

Engineering Contradiction:
Improvedistance uniformityVSAvoidcomponent quantity
Core Design Contradiction:
Manufacturing precisionVSDevice complexity

Solution Approach 1:

The washer function is merged into the spacer itself through the integrated spacing means. The spacing means physically embodies the required distance between the grid structure and the surface, eliminating the need for separate washers. This integration maintains distance uniformity while reducing the total component quantity and assembly steps.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The spacer provides self-contained spacing functionality through its integrated spacing means, which automatically maintains uniform distance without requiring additional washers or adjustment steps. The spacer serves its own spacing function, eliminating dependency on separate components and simplifying the overall device.

Inventive Principle:
Principle #25Self-service

Data Source

PatentEP3717713B1Device, system and method for reinforcing a fire-proof coating
Publication Date: 2022.05.25 KAEFER ISOLIERTECHNIK GMBH & CO KG
  • EP3717713B1 patent drawingFigure 1
  • EP3717713B1 patent drawingFigure 2
  • EP3717713B1 patent drawingFigure 3a~3d

AI summary

The invention relates to a device for reinforcing a material, in particular a cement-containing material, as a fire-resistant coating of surfaces, comprising a planar support structure (11) and at least one spacer (10, 22, 23) for positioning the support structure (11) at a fixed distance from the surface (16), the spacer (10, 22, 23) being designed as an elongated support element (10, 22, 23), which has means (12, 13) for spacing transversely to the longitudinal direction of the support element, the mounting of the support structure can be carried out easily and with little complexity by virtue of the fact that the spacer (10, 22, 23) is designed as a lattice structure and has a first fastening portion, which extends transversely to the surface and has the means for spacing, and at least one further fastening portion, which extends parallel to the surface and forms a mounting surface for fastening the spacer to the surface.